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How to take screenshot of a div with JavaScript?
...y to invoke a 'save as' dialog of sorts, so this is the best you can do in my opinion.
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How to search by key=>value in a multidimensional array in PHP
... @JohnKugelman This function works nice but sometime I have my $value which is null and the function doesn't work ... array empty ... How to have an array even if $value = null ? like search($array, 'id', null) ?
– Zagloo
Apr 1 '15 at 14:43
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How do I check how many options there are in a dropdown menu?
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var length = $('#mySelectList').children('option').length;
or
var length = $('#mySelectList > option').length;
This assumes your <select> list has an ID of mySelectList.
http://api.jquery.com/length/
http://api.jquery.com/chil...
Difference between Service, Async Task & Thread?
...on about them, I won't repeat them, instead I will try to give answer with my own words, hope they will help you.
Service is like an Activity but has no user interface. Probably if you want to fetch the weather for example you won't create a blank activity for it, for this you will use a Service.
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C# constructor execution order
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It seems like half of my contributions here are pointing to his answers; but Eric Lippert wrote a good pair of posts on this topic as well: blogs.msdn.com/ericlippert/archive/2008/02/15/… blogs.msdn.com/ericlippert/archive/2008/02/18/…
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How to permanently export a variable in Linux?
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I opened a Terminal Window in Ubuntu and enter export MY_VAR=1. Where will this Variable MY_VAR stored ?
– vgokul129
Nov 15 '19 at 6:52
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Right way to reverse pandas.DataFrame?
Here is my code:
4 Answers
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Why does make think the target is up to date?
This is my Makefile:
4 Answers
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What's a good way to extend Error in JavaScript?
I want to throw some things in my JS code and I want them to be instanceof Error, but I also want to have them be something else.
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HTML - how can I show tooltip ONLY when ellipsis is activated
I have got a span with dynamic data in my page, with ellipsis style.
14 Answers
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